BLU Studio G Plus S510Q 8GB Unlocked GSM 5.5" Quad-Core Smartphone w/ 8MP Camera - Black This Certified Refurbished product is tested and certified to look and work like new, with limited to no wear. The refurbishing process includes functionality testing, inspection, and repackaging. The product is backed by a minimum 90-day warranty, and may arrive in a generic box. The product ships with a charger and cable, but does not include headphone, manual or SIM card. Only select sellers who maintain a high performance bar may offer Certified Refurbished products on Amazon. PS LCD capacitive touchscreen, 16M colors, 5.5 inches, 480 x 854 pixels resolution Android OS, v5.1 (Lollipop), CPU: Quad-core 1.3 GHz Cortex-A7, GPU: Mali-400 Memory: 8 GB, 1 GB RAM Internal, MicroSD up to 64 GB 5 MP, autofocus, LED flash Camera, Geo-tagging, touch focus, 720p@30fps